Leonardo Da Vinci conceived many of today's modern wonders hundreds of years before their creation. He devised devices such as the automated trolley (car), the helical propeller (helicopter), and a tank-like structure used to transport men during combat. Leonardo Da Vinci was not only an inventor, but a painter, musician, scientist, engineer, mathematician and writer. Da Vinci was an accomplished man and was successful in many fields of work. He once stated: “It had long been brought to my attention that successful people rarely sit back and let things happen to them. They went out and things happened. His paintings are among the most famous in the world, and his understanding of science and nature far surpassed that of his other contemporaries. Leonardo Da Vinci is one of the greatest minds of the Common Era (0-2013). Leonardo Da Vinci is one of the most famous and technically competent artists ever. His works, The Mona Lisa and The Last Supper, are acclaimed throughout the world. The Louvre museum houses the Mona Lisa, where it is displayed under bulletproof glass and flanked by guards...